![OpenStax Biology 2e](https://img.oercommons.org/160x134/microsite-oh-prod/media/courseware/course/image/courseware-courseware-16.png)
- Material Type:
- Full Course
- Provider:
- Rice University
- Provider Set:
- OpenStax College
- Date Added:
- 03/07/2018
By the end of this section, you will be able to do the following:
Define species and describe how scientists identify species as different
Describe genetic variables that lead to speciation
Identify prezygotic and postzygotic reproductive barriers
Explain allopatric and sympatric speciation
Describe adaptive radiation
By the end of this section, you will be able to do the following:
Discuss the need for a comprehensive classification system
List the different levels of the taxonomic classification system
Describe how systematics and taxonomy relate to phylogeny
Discuss a phylogenetic tree's components and purpose